I found Andy Keep's 2013 talk about writing a nanopass compiler super interesting:
https://www.youtube.com/watch?v=Os7FE3J-U5Q Brian -- You received this message because you are subscribed to the Google Groups "Racket Users" group. To unsubscribe from this group and stop receiving emails from it, send an email to racket-users+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/racket-users/58402fc2-db59-4d50-86a4-a91a1bc947d8%40googlegroups.com.